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<?php |
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namespace App\Http\Models; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Support\Facades\DB; |
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/** |
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* Classe qui va stocker mes requetes autoirs |
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* de ma table movies |
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* Hérite de ma super classe Model. |
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*/ |
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class Actors extends Model |
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{ |
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/** |
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* Décrit le nom de la table |
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* que classe fait référence. |
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*/ |
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protected $table = 'actors'; |
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public function movies() |
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{ |
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return $this->belongsToMany('\App\Http\Model\Movies'); |
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} |
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/** |
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* Get nb actors by city. |
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* |
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* @return mixed |
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*/ |
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public function getNbActorsByCity() |
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{ |
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$result = DB::table('actors') |
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->select(DB::raw('COUNT(id) as nb'), 'city') |
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->groupBy('city') |
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->get(); |
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return $result; |
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} |
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/** |
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* Retourne la moyenne d'age des acteurs |
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* 1er mode de Laravel pour construire mes requetes |
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* Cela me permet de conserver une syntaxe pure en Mysql. |
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*/ |
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public function getAvgActors() |
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{ |
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//1ere methode: Utilisation de MYSQL |
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// marche mais n'est peu souple |
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/* |
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* $results = DB::select(' |
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SELECT ROUND(AVG(TIMESTAMPDIFF(YEAR,dob, NOW()))) as age |
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FROM actors |
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'); |
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*/ |
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// 2nd méthode: PHP & MYSQL |
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// Query Builder: Le constructeur de Requête en Laravel |
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// DB::table => correspond FROM actors en MYSQL |
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// select() => corresponds a mon SELECT en MYSQL |
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// DB::raw() => permet d'utiliser les fonctions MYSQL |
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// comme ROUND() AVG() NOW()... |
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// first() => corresponds LIMIT 1 en MYSQL |
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// first() => l'equivalent de fetch() |
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// get() => l'équivalent de fetchAll() |
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// MAITRISE |
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$results = DB::table('actors') |
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->select(DB::raw('ROUND(AVG(TIMESTAMPDIFF(YEAR,dob, NOW()))) as age')) |
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->first(); |
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/* |
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$results = Actors::select(DB::raw('ROUND(AVG(TIMESTAMPDIFF(YEAR,dob, NOW()))) as age')) |
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->first(); |
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*/ |
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//3eme methode: Eloquant ORM |
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// Model Actors |
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// <=> SELECT AVG(dob) FROM actors |
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//$results = Actors::avg('dob'); |
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// je retourne le resultat de ma requete executé |
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return $results; |
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} |
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} |
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Sometimes obsolete code just ends up commented out instead of removed. In this case it is better to remove the code once you have checked you do not need it.
The code might also have been commented out for debugging purposes. In this case it is vital that someone uncomments it again or your project may behave in very unexpected ways in production.
This check looks for comments that seem to be mostly valid code and reports them.